Clean rohu fish head.. rub salt, 1 pinch turmeric powder all over the fish head.. set them aside for 5 minutes
In a pressure cooker, add moong dal.. dry roast for 2-3 minutes or until it appears slightly brown
Add 2 cups water, 1teaspoon salt, 1 pinch turmeric and slitted green chillies
Pressure cook on low heat.. after 2 whistle, turn off the heat..
After five minutes, release the pressure..
Whisk the dal properly
In a deep pan heat the mustard oil.. fry the marinated rohu fish..
Keep them aside
Into the same pan, add rest of the oil if needed... add the whole tempering masalas.
After crackling, add onion-ginger-garlic paste
Add little bit salt and turmeric powder
Add fried rohu fish head
Crack the fish heads with the help of spatula
Add half of the roasted cumin seed powder
Mix them well
Now pour the boiled moong dal
Mix them and add required amount of water
Bring them boil
Check the seasoning
Add garam masala powder, rest of the roasted cumin seed powder
Turn off the heat..
Serve hot with steamed rice , accompanied with eggplant fritters, fish fry..